# 2014-10-24
#
# The author disclaims copyright to this source code. In place of
# a legal notice, here is a blessing:
#
# May you do good and not evil.
# May you find forgiveness for yourself and forgive others.
# May you share freely, never taking more than you give.
#
#*************************************************************************
#
# This file implements regression tests for SQLite library. The
# focus of this script is testing automatic index creation logic,
# and specifically creation of automatic partial indexes.
#
set testdir [file dirname $argv0]
source $testdir/tester.tcl
do_execsql_test autoindex4-1.0 {
CREATE TABLE t1(a,b);
INSERT INTO t1 VALUES(123,'abc'),(234,'def'),(234,'ghi'),(345,'jkl');
CREATE TABLE t2(x,y);
INSERT INTO t2 VALUES(987,'zyx'),(654,'wvu'),(987,'rqp');
SELECT *, '|' FROM t1, t2 WHERE a=234 AND x=987 ORDER BY +b;
} {234 def 987 rqp | 234 def 987 zyx | 234 ghi 987 rqp | 234 ghi 987 zyx |}
do_execsql_test autoindex4-1.1 {
SELECT *, '|' FROM t1, t2 WHERE a=234 AND x=555;
} {}
do_execsql_test autoindex4-1.2 {
SELECT *, '|' FROM t1 LEFT JOIN t2 ON a=234 AND x=555;
} {123 abc {} {} | 234 def {} {} | 234 ghi {} {} | 345 jkl {} {} |}
do_execsql_test autoindex4-1.3 {
SELECT *, '|' FROM t1 LEFT JOIN t2 ON x=555 WHERE a=234;
} {234 def {} {} | 234 ghi {} {} |}
do_execsql_test autoindex4-1.4 {
SELECT *, '|' FROM t1 LEFT JOIN t2 WHERE a=234 AND x=555;
} {}
do_execsql_test autoindex4-2.0 {
CREATE TABLE t3(e,f);
INSERT INTO t3 VALUES(123,654),(555,444),(234,987);
SELECT (SELECT count(*) FROM t1, t2 WHERE a=e AND x=f), e, f, '|'
FROM t3
ORDER BY rowid;
} {1 123 654 | 0 555 444 | 4 234 987 |}
finish_test